Director/PDMR Shareholding

SDL plc

Notification of transactions of Directors

SDL plc ("the Company") was advised today that, Mark Lancaster, Chairman and Chief Executive, has sold 750,000 Ordinary Shares in the Company at a price of 540 pence per Ordinary Share.

Mr Lancaster informed the Company that the sale was made to raise funds for property purchase.

Following this transaction, Mr Lancaster remains interested in 537,983 Ordinary Shares which represents 0.7% of the Company's issued share capital.

He also holds options over 200,000 Ordinary Shares and LTIPs over 244,630 Ordinary Shares.

The above notification relates to a transaction notified in accordance with DTR 3.1.4R

Pamela Pickering

Company Secretary

3 September 2010